net: bcmgenet: remove unused including <linux/version.h>

Remove including <linux/version.h> that don't need it.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c

@@ -18,7 +18,6 @@
 #include <linux/delay.h>
 #include <linux/pm.h>
 #include <linux/clk.h>
-#include <linux/version.h>
 #include <linux/platform_device.h>
 #include <net/arp.h>